A runner bleeds from his cheek while crawling under the barb wire and through the mud Saturday, May 4, 2013, during the Spartan Race at Fort Carson. The racing continues Sunday. (The Gazette, Christian Murdock)

Runners jump the fire pit Saturday, May 4, 2013, during the Spartan Race at Fort Carson. The fire pit was one of 28 obstacles the competitors faced over the four mile course. The racing continues Sunday. (The Gazette, Christian Murdock)

Kurt Story of Colorado Springs makes his way across the traverse wall, one of 28 obstacles, Saturday, May 4, 2013, during the Spartan Race at Fort Carson. The racing continues Sunday. (The Gazette, Christian Murdock)

Racers must do 30 burpees after failing to hit target at the spearman obstacle Saturday, May 4, 2013, during the Spartan Race at Fort Carson. The racing continues Sunday. (The Gazette, Christian Murdock)